0 0How to check main engine fuel pump zero setting? Function 4B fuel pump zero setting Share Facebook Twitter Google+ LinkedIn Mailistafakhan33 asked 5 years agoYou must login to post comments Answers FilterSort by: Most Votes Newest FirstOldest FirstRandomRecently Active Post AnswerKeyword Match all Match anyAccepted/Unaccepted Show accepted answers only Showing 0 results Your AnswerPlease login first to submit.